Re: [Gnu-arch-users] Re: arch with 'special files'

[tomas]

On Tue, Apr 05, 2005 at 06:17:05PM +0100, Andrew Suffield wrote:
> On Tue, Apr 05, 2005 at 03:34:25PM +0200, Jan Hudec wrote:
> > > Inexact patching for jpeg images anyone? Or for (ugh!) XML RSS files[1]? 
> > > Or...
> > 
> > I believe there is some kind of xml-diff [...]

> Yes, but there's no corresponding patch tool, nor can there be (any
> more than there can for xdelta), since XML is semantically null and
> syntactically useless.

*CRACK UP* Heh. If I had a signature file -- could I steal that :-))

> > And even if it's not inexact patching, instead of two versions, you can
> > store one version and a difference. And knowing the nature of the data
> > can make this more efficient.
> 
> Delta compression is a fairly trivial storage optimisation that's not
> particularly interesting. The archive isn't your problem for storage
> anyway; it is the smallest thing in arch.

Amen. Although it might be cute to have delta compression -- it doesn't
solve the real problem.

Regards
-- tomás

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